public IEnumerator <IPAddress> GetEnumerator()
{
var first = Begin.GetAddressBytes();
var last = End.GetAddressBytes();
for (var ip = first; Bits.LtECore(ip, last); ip = Bits.Increment(ip))
{
yield return(new IPAddress(ip));
}
}
public bool Contains(IPAddressRange range)
{
if (range == null)
{
throw new ArgumentNullException(nameof(range));
}
if (this.Begin.AddressFamily != range.Begin.AddressFamily)
{
return(false);
}
var offset = 0;
if (Begin.IsIPv4MappedToIPv6 && range.Begin.IsIPv4MappedToIPv6)
{
offset = 12; //ipv4 has prefix of 10 zero bytes and two 255 bytes.
}
return
(Bits.LtECore(this.Begin.GetAddressBytes(), range.Begin.GetAddressBytes(), offset) &&
Bits.GtECore(this.End.GetAddressBytes(), range.End.GetAddressBytes(), offset));
}
public bool Contains(IPAddress ipaddress)
{
if (ipaddress == null)
{
throw new ArgumentNullException(nameof(ipaddress));
}
if (ipaddress.AddressFamily != this.Begin.AddressFamily)
{
return(false);
}
var offset = 0;
if (Begin.IsIPv4MappedToIPv6 && ipaddress.IsIPv4MappedToIPv6)
{
offset = 12; //ipv4 has prefix of 10 zero bytes and two 255 bytes.
}
var adrBytes = ipaddress.GetAddressBytes();
return(Bits.LtECore(this.Begin.GetAddressBytes(), adrBytes, offset) && Bits.GtECore(this.End.GetAddressBytes(), adrBytes, offset));
}